The story
Since 1874 the family of Armand Dreyfus was working with watches in La-Chaux-De-Fonds. Armand Dreyfus is born the 21 January 1894.He established Dreffa in Genève, Switzerland as Montres Dreffa, SA. Montres meaning watches in French and Dreffa which was derived from his name DREyFus FA. In 1924, Dreyfus sought to expand the market outside of Switzerland and the name was changed to Dreffa Watch Co, SA.
In 1946 Montres Dreffa, SA registered the name Dreffa Watch in the US and started selling its luxury watches in the USA under the Dreffa name. The logo was changed to include the word Genève. However, In 1975 during the quartz crisis Montres Dreffa, SA suffered along with hundreds of other Swiss watch companies and reduced production of its fine watches as the market for mechanical watches declined in favor of quartz movements. The factory was based at 30 Rue du Stand, Genève
In 1985 Jacques Maguin acquired the Dreffa brand and updated the logo to include a D with clock-hands inside at 10:10.
In 2014 TGX Holdings acquired the Dreffa brand trademark. Yehuda Fulda, Chairman of the Board of TGX Holdings, brought in Mark Haus to oversee operations. Besides manufacturing in Genève watches will be manufactured in Glashütte as well.
From Wikipedia’s article on Dreffa, shared under CC BY-SA 4.0.4